1- Abtali Y., Abtali M., Payrovi R., and Ramazani H. 2006. Investigation reduced rate of post emergence herbicides and oil adjuvant for increased efficacy in Rape seed and wheat in Mazandaran. p 65. In N. Nezamabadi (ed.) Proceedings of the 17th Iranian Plant Protection Congress, Vol 3. 2-5 Sep. 2006. University of Tehran, Karaj, Iran. (in Percian with English abstract)
2- Aladesanwa R.D., and Oladimeji M.O. 2005. Optimizing herbicidal efficacy of glyphosate isopropylamine salt through ammonium sulphate as surfactant in oil palm (Elaeis guineensis) plantation in a rainforest area of Nigeria. Crop Protection, 24:1068-1073.
3- Altland J. No date. Water Quality Affects Herbicide Eefficacy. Available at http://oregonstate.edu/dept/nursery-weeds/feature_articles/spray_tank/spray_tank.htm. (Visited 29 Nov 2012).
4- Amini F., Hassan Alizadeh M., and Bagherani N. 2004. A study on possibility of reducing Bentazon herbicide dose by adding adjuants for broad-leaved weeds control in soya beans fields of Mazandaran province. p. 614. In Proceedings of the 3rd National Conference on the Development in the Application of Biological Products &Optimum Utilization of Chemival Fertilizera & Pesticides in Agriculture. 21-23 Feb. 2004. Karaj-Iran. (in Persian)
5- Bruin J. 2006. SAS Library (Slicing Interactions in SAS). In: Newtest; Command to Compute New Test. UCLA: Statistical Consulting Group [Online]. Available at http://www.ats.ucla.edu/stat/sas/library/SASSlice_os.htm. (Visited 04 June 2014).
6- Chahal G., Roskamp J., Legleiter T., and Johnson B. 2012. The Influence of Spray Water Quality on Herbicide Efficacy. Purdue University, West Lafayette, Ind., USA. Retrieved 04 June 2014 from https://ag.purdue.edu/btny/weedscience/documents/Water_Quality.pdf.
7- Hall G.J., Hart C.A., and Jones C.A. 1999. Twenty five years of increasing glyphosate use: The opportunities ahead. Pest Management Science, 56: 351-358.
8- Holm F.A., and Henry J.L. 2005. Water Quality and Herbicides. In: Government of Saskatchewan (Canada) Website [Online]. Available at http://www.agriculture.gov.sk.ca/Default.aspx?DN=27120252-dc56-450b-8738-b9a6464aea25. (Visited 19 Janury 2014).
9- Jordan T., Johnson B., and Nic G. 2011. Adjuvants Used With Herbicides: Factors to Consider. Purdue University, West Lafayette, Ind., USA. Retrieved 12 January 2014 from https://ag.purdue.edu/btny/weedscience/documents/adjuvants%20-%2011.pdf
10- Kroschel J. (ed.). 2001. A Technical Manual for Parasitic Weed Research and Extension. Kluwer Academic Publishers, Dordrecht, the Netherlands. 278pp.
11- Monsanto. 2011. Importance of AMS with Rundup brand agricultural herbicides. In: Monsanto Weed Mangement Solution, Publication Code: 05312011SMK. Retrieved 14 June 2013 from http://www.merschmanseeds.com/pdfs/resources/agronomy/importance-of-ams-with-roundup-brand-agricultural-herbicides.pdf
12- Nalewaja J.D., Matysiak R., and Szelenzniak E. 1994. Sethoxydim response to spray carrier chemical properties and environment. Weed Technology, 8:591-597.
13- Nalewaja J.D., Woznica Z., Szeleznak E.F., and Ramsdale B. 2007. Sequence of tank-mixing water conditioning adjuvants and herbicides. In Proceedings of the 8th International Symposium on Adjuvants for Agrochemicals (ISAA2007), 6-9 August 2007, Columbus, Ohio, USA. 8 pp.
14- Penner D., Michael J., and Brown W.G. 2005. A novel water conditioning adjuvant for use with formulated and nonformulated glyphosate. Journal of ASTM International, 2(4): 128-134.
15- Peterson D.E. 1988. Spray•Adjuvants with Herbicides. NDSU Extension Service A960. North Dakota State University of Agriculture and Applied Science, USA. 4pp.
16- Petroff R. 2003. Water Quality and Pesticide Performance. Montana State University, USA. 4pp.
17- Pinto de Carvalho S.J., Ribeiro Dias A.C., Damin V., Nicolai M., and Christoffoleti P.J. 2008. Glyphosate applied with different concentrations of urea or ammonium sulfate for weed desiccation (In Portuges, Abstaract in English). Pesquisa Agropecuaria Brasileira, 43(11):1501-1508.
18- Roskamp J.M. 2012. The Influence of Water pH, Water Hardness, and Co-applied Herbicides and Fertilizers on the Efficacy of Selected Herbicides. MSc Dissertation. Purdue University, West Lafayette, Ind., USA. 109 pp.
19- Shilling D.G., Haller W.T., Willard T.R., and Mosser M.A. 1990. Influence of surfactants and additives on phytotoxicity of glyphosate to torpedograss. Journal of Aquatic Plant Management, 28: 23-27.
20- Soltani A. 2010. Reconsideration in Statistical Methods Application in Agricultural Investigations. Jihad Daneshgahi Mashhad Press, Mashhad, Iran. (In Persian)
21- Tao B., Zhou J., Messersmith C.G., and Nalewaja J.D. 2006. Efficacy of glyphosate plus bentazon or quizalofop on glyphosate-resistant Canola or Corn. Weed Technology, 21:97-101.
22- Tharp C. 2013. Pesticide Performance and Water Quality. MSU Extension MT201305AG New 12/13, USA. 4pp. Retrieved 04 June 2014 from http://www.pesticides.montana.edu/Reference/pesticidesandwaterquality.pdf
23- Williamson K. 2003. Water Quality for Mixing Herbicides. Agdex 641-14, Alberta Government, USA. 3pp.
24- Woznica Z., Nalewaja J.D., Calvin G., and Milkowski P. 2003. Quinclorac efficacy as affected by adjuvants and spray carrier water. Weed Technology, 17: 582-588.
25- Yeganeh M. (ed.) 2011. Guide to Iranian legal agricultural pesticides (Supplements). Iranian Plant Protection Organization, Tehran. 101 pp. (in Persian with English summary).
26- Yelverton F., Lassiter B.R., Wilkerson G.G., Warren L., Gannon T., Reynolds J.J., and Buol G.S. 2008. White Clover (Trifolium repens L.). North Carolina State University, USA. Retrieved 12 December 2013 from www.turffiles.ncsu.edu.
27- Zollinger R.K., Nalewaja J.D., Peterson D.E., and Young B.G. 2010. Effect of hard water and ammonium sulfate on weak acid herbicide activity. Journal of ASTM International, 7 (6) 10 pp. Abstract available at http://www.astm.org/DIGITAL_LIBRARY/JOURNALS/JAI/PAGES/JAI102869.htm. (Visited 12 January 2014).